Overview
The ADXL354CEZ, produced by Analog Devices Inc., is a low noise density, low 0 g offset drift, and low power 3-axis accelerometer. This component is available in both analog (ADXL354) and digital (ADXL355) output versions, offering high precision and stability. The ADXL354CEZ is particularly notable for its hermetic package, which ensures excellent long-term stability and minimal offset drift over temperature. This makes it ideal for precision applications that require minimal calibration.
Key Specifications
| Parameter | Value |
|---|---|
| Measurement Ranges | ±2 g, ±4 g, ±8 g |
| 0 g Offset vs. Temperature | 0.15 mg/°C maximum |
| Noise Density | 22.5 µg/√Hz |
| Power Consumption (Measurement Mode) | 150 µA (ADXL354), 200 µA (ADXL355) |
| Power Consumption (Standby Mode) | 21 µA |
| Output Bandwidth | User adjustable (analog output) |
| Output Type | Analog (ADXL354), Digital SPI and I²C (ADXL355) |
| Voltage Range | 2.25 V to 3.6 V (with internal regulators), 1.8 V typical ± 10% (with internal LDO regulator bypassed) |
| Operating Temperature Range | −40°C to +125°C |
| Package Type | 14-terminal, 6 mm × 5.6 mm × 2.2 mm, LCC package |
Key Features
- Hermetic package for excellent long-term stability
- Ultralow noise density and minimal 0 g offset drift over temperature
- Low power consumption with options for measurement and standby modes
- User adjustable analog output bandwidth
- Electromechanical self-test and integrated temperature sensor
- Digital SPI and I²C interfaces (ADXL355)
- 20-bit ADC and programmable high- and low-pass digital filters (ADXL355)
- Data interpolation routine for synchronous sampling (ADXL355)
Applications
The ADXL354CEZ is suitable for a variety of precision applications, including:
- Internet of Things (IoT) sensor nodes
- Wireless product designs
- Industrial automation and control systems
- Medical devices requiring high accuracy and stability
- Aerospace and defense applications where minimal calibration is crucial
Q & A
- What are the measurement ranges of the ADXL354CEZ?
The ADXL354CEZ supports measurement ranges of ±2 g, ±4 g, and ±8 g.
- What is the noise density of the ADXL354CEZ?
The noise density is 22.5 µg/√Hz.
- How much power does the ADXL354CEZ consume in measurement mode?
The ADXL354 consumes 150 µA, while the ADXL355 consumes 200 µA in measurement mode.
- What are the output interfaces available for the ADXL354CEZ?
The ADXL354 offers analog output, while the ADXL355 offers digital SPI and I²C interfaces.
- What is the operating temperature range of the ADXL354CEZ?
The operating temperature range is −40°C to +125°C.
- Does the ADXL354CEZ have an integrated temperature sensor?
- What is the package type of the ADXL354CEZ?
The package type is a 14-terminal, 6 mm × 5.6 mm × 2.2 mm, LCC package.
- Is the ADXL354CEZ suitable for IoT applications?
- Does the ADXL354CEZ support electromechanical self-test?
- What are the voltage range options for the ADXL354CEZ?
The voltage range options are 2.25 V to 3.6 V (with internal regulators) and 1.8 V typical ± 10% (with internal LDO regulator bypassed).
